A late 19th Century Swiss Silver Cased Open Face Pocket Watch, the frosted gilt ¾ plate movement

A late 19th Century Swiss Silver Cased Open Face Pocket Watch, the frosted gilt ¾ plate movement with mono-metallic balance, to a Roman enamel dial with outside minute track (hairline at 4), with sunk subsidiary seconds and gilt hands, in a hinged and polished case marked Fine Silver, and numbered 51510,4, width 1 7/8”; together with a base metal graduated curb link Watch Chain with T-bar and Swivel (2) 1098. A 1st quarter of the 20th Century Silver Cased Open Face Pocket Watch, unsigned, 500751, the frosted gilt movement with bi-metallic cut compensated balance and blued steel hairspring with silvered regulation scale and blued steel screws, with finned pillars and fitted dust cover, to a Roman enamel dial (hairlines), with outside minute track, sunk subsidiary seconds and blued steel hands (hour hand A/F), in a hinged case with engine-turned back cover centred with a vacant and gartered cartouche, and coin milled band (lacking bow and button), Birmingham 1909, Maker’s Mark WF and with corresponding case number, width 2 1/8”